2. 职称英语
  3. Nature’s ways of maintaining the balance are simple and easily understood. [br]

Nature’s ways of maintaining the balance are simple and easily understood. [br]

游客2023-07-11  49
问题 Nature’s ways of maintaining the balance are simple and easily understood. [br] Water pollution can’t affect nature’s balance in oceans, lakes and rivers.
选项 A、Y
B、N
C、NG
答案 B
解析 第五段第二句“Water pollution affects nature’s balance in oceans，lakes and rivers”说明水污染会在海洋，湖泊和河流方面影响生态平衡。
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